Agency Arms Drop-In Flat Trigger DIT2-9-B, 9MM/.40/.357, Black Finish, , Will Fit Gen 1-4: G17, G17L, G19

Apex Tactical Drop-in Action Enhancement Trigger Kit for Glock G17, G19, G19x Gen-5 Pistols - 102156

Cross Armory Enhanced Flat Faced Trigger for Glock Gen 1 to 4 Pistol, Anodized Black/Red - CRGTB

Apex Tactical Action Enhancement Kit Drop-In, Purple - Superior Trigger Upgrade Achieve Enhanced Control and Accuracy - 102-P117-PUR

Ghost Complete Trigger Kit for Glock Gen 1 to 5 Pistols - GHO_PROTK

Tyrant Designs CNC ITTS Trigger w/Bar Drop-In, Gold

Tyrant CNC I.T.T.S. Glock Gen 3-4 Screw/Safety Shoe Only Trigger, Blue/Black - TD-GTRIG-3-4-BLUE-BLACK

CMC Triggers Glock Gen 1-3 G36 .45 Auto/ACP Flat Trigger Kit, Matte Black - 71902